常見例句Semi-recessed wheels are integrated in the back for easy transport and do not take up extra space when the Ballister is loaded in a truck. 裝在音箱背后的內(nèi)嵌式腳輪，方便運(yùn)輸，當(dāng)把音箱搬上車時(shí)，輪子可以藏在凹槽里，節(jié)省空間。 返回 ballister